[  460.120709][ T4326] netem: version 1.3
[ 1538.642000][T11696] ip (11696) used greatest stack depth: 23680 bytes left
[ 2479.187186][T20574] ip (20574) used greatest stack depth: 23648 bytes left
[ 2790.894548][T24513] ip (24513) used greatest stack depth: 23552 bytes left
[ 2805.842376][T24722] pm_nl_ctl (24722) used greatest stack depth: 22736 bytes left